198 lines
4.7 KiB
C
198 lines
4.7 KiB
C
#ifndef _ASM_S390X_S390_H
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#define _ASM_S390X_S390_H
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#include <linux/config.h>
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#include <linux/compat.h>
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#include <linux/socket.h>
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#include <linux/syscalls.h>
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#include <linux/nfs_fs.h>
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#include <linux/sunrpc/svc.h>
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#include <linux/nfsd/nfsd.h>
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#include <linux/nfsd/export.h>
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/* Macro that masks the high order bit of an 32 bit pointer and converts it*/
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/* to a 64 bit pointer */
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#define A(__x) ((unsigned long)((__x) & 0x7FFFFFFFUL))
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#define AA(__x) \
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((unsigned long)(__x))
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/* Now 32bit compatibility types */
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struct ipc_kludge_32 {
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__u32 msgp; /* pointer */
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__s32 msgtyp;
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};
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struct old_sigaction32 {
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__u32 sa_handler; /* Really a pointer, but need to deal with 32 bits */
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compat_old_sigset_t sa_mask; /* A 32 bit mask */
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__u32 sa_flags;
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__u32 sa_restorer; /* Another 32 bit pointer */
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};
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typedef struct compat_siginfo {
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int si_signo;
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int si_errno;
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int si_code;
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union {
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int _pad[((128/sizeof(int)) - 3)];
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/* kill() */
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struct {
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pid_t _pid; /* sender's pid */
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uid_t _uid; /* sender's uid */
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} _kill;
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/* POSIX.1b timers */
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struct {
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compat_timer_t _tid; /* timer id */
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int _overrun; /* overrun count */
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compat_sigval_t _sigval; /* same as below */
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int _sys_private; /* not to be passed to user */
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} _timer;
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/* POSIX.1b signals */
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struct {
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pid_t _pid; /* sender's pid */
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uid_t _uid; /* sender's uid */
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compat_sigval_t _sigval;
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} _rt;
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/* SIGCHLD */
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struct {
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pid_t _pid; /* which child */
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uid_t _uid; /* sender's uid */
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int _status;/* exit code */
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compat_clock_t _utime;
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compat_clock_t _stime;
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} _sigchld;
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/* SIGILL, SIGFPE, SIGSEGV, SIGBUS */
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struct {
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__u32 _addr; /* faulting insn/memory ref. - pointer */
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} _sigfault;
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/* SIGPOLL */
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struct {
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int _band; /* POLL_IN, POLL_OUT, POLL_MSG */
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int _fd;
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} _sigpoll;
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} _sifields;
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} compat_siginfo_t;
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/*
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* How these fields are to be accessed.
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*/
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#define si_pid _sifields._kill._pid
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#define si_uid _sifields._kill._uid
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#define si_status _sifields._sigchld._status
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#define si_utime _sifields._sigchld._utime
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#define si_stime _sifields._sigchld._stime
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#define si_value _sifields._rt._sigval
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#define si_int _sifields._rt._sigval.sival_int
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#define si_ptr _sifields._rt._sigval.sival_ptr
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#define si_addr _sifields._sigfault._addr
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#define si_band _sifields._sigpoll._band
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#define si_fd _sifields._sigpoll._fd
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#define si_tid _sifields._timer._tid
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#define si_overrun _sifields._timer._overrun
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/* asm/sigcontext.h */
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typedef union
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{
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__u64 d;
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__u32 f;
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} freg_t32;
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typedef struct
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{
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unsigned int fpc;
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freg_t32 fprs[__NUM_FPRS];
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} _s390_fp_regs32;
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typedef struct
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{
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__u32 mask;
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__u32 addr;
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} _psw_t32 __attribute__ ((aligned(8)));
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#define PSW32_MASK_PER 0x40000000UL
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#define PSW32_MASK_DAT 0x04000000UL
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#define PSW32_MASK_IO 0x02000000UL
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#define PSW32_MASK_EXT 0x01000000UL
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#define PSW32_MASK_KEY 0x00F00000UL
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#define PSW32_MASK_MCHECK 0x00040000UL
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#define PSW32_MASK_WAIT 0x00020000UL
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#define PSW32_MASK_PSTATE 0x00010000UL
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#define PSW32_MASK_ASC 0x0000C000UL
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#define PSW32_MASK_CC 0x00003000UL
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#define PSW32_MASK_PM 0x00000f00UL
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#define PSW32_ADDR_AMODE31 0x80000000UL
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#define PSW32_ADDR_INSN 0x7FFFFFFFUL
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#define PSW32_BASE_BITS 0x00080000UL
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#define PSW32_ASC_PRIMARY 0x00000000UL
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#define PSW32_ASC_ACCREG 0x00004000UL
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#define PSW32_ASC_SECONDARY 0x00008000UL
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#define PSW32_ASC_HOME 0x0000C000UL
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#define PSW32_USER_BITS (PSW32_BASE_BITS | PSW32_MASK_DAT | PSW32_ASC_HOME | \
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PSW32_MASK_IO | PSW32_MASK_EXT | PSW32_MASK_MCHECK | \
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PSW32_MASK_PSTATE)
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#define PSW32_MASK_MERGE(CURRENT,NEW) \
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(((CURRENT) & ~(PSW32_MASK_CC|PSW32_MASK_PM)) | \
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((NEW) & (PSW32_MASK_CC|PSW32_MASK_PM)))
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typedef struct
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{
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_psw_t32 psw;
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__u32 gprs[__NUM_GPRS];
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__u32 acrs[__NUM_ACRS];
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} _s390_regs_common32;
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typedef struct
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{
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_s390_regs_common32 regs;
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_s390_fp_regs32 fpregs;
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} _sigregs32;
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#define _SIGCONTEXT_NSIG32 64
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#define _SIGCONTEXT_NSIG_BPW32 32
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#define __SIGNAL_FRAMESIZE32 96
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#define _SIGMASK_COPY_SIZE32 (sizeof(u32)*2)
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struct sigcontext32
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{
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__u32 oldmask[_COMPAT_NSIG_WORDS];
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__u32 sregs; /* pointer */
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};
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/* asm/signal.h */
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struct sigaction32 {
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__u32 sa_handler; /* pointer */
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__u32 sa_flags;
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__u32 sa_restorer; /* pointer */
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compat_sigset_t sa_mask; /* mask last for extensibility */
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};
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typedef struct {
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__u32 ss_sp; /* pointer */
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int ss_flags;
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compat_size_t ss_size;
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} stack_t32;
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/* asm/ucontext.h */
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struct ucontext32 {
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__u32 uc_flags;
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__u32 uc_link; /* pointer */
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stack_t32 uc_stack;
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_sigregs32 uc_mcontext;
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compat_sigset_t uc_sigmask; /* mask last for extensibility */
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};
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#endif /* _ASM_S390X_S390_H */
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